Detective Thinking
P6 Mind & Heart · Critical Thinking — logic, deduction and evidence · 24 questions · difficulty D1–D5 · Singapore MOE-aligned
Sample questions
SAMPLE 1
Wei Jie sees a puddle of water on the classroom floor. He didn’t see anyone spill it. He tells the teacher, ‘Jia Hui must have done it because she was the last one sitting near that spot.’ What is the problem with Wei Jie’s reasoning?
- A Jia Hui was definitely the one who spilled water.
- B Wei Jie should clean up the puddle.
- C There is not enough evidence to blame Jia Hui.
- D Water puddles are normal after recess.
SAMPLE 2
Devi finds her red ball under the sofa cushion. Earlier, she saw Mochi the shiba dog trot into the living room carrying the red ball, then heard rustling near the sofa. She didn’t see him put it there. What can Devi safely conclude?
- A Mochi likely put the ball under the cushion.
- B Mochi definitely hid the ball there.
- C The red ball is Mochi’s favourite toy.
- D Devi cannot know anything without seeing it.
SAMPLE 3
During NDP rehearsals, Irfan notices that whenever he wears his lucky red cap, the rain stops. Last week, he forgot the cap and it rained. Irfan now believes his cap can control the weather. Which statement is most sensible?
- A The cap must have special powers.
- B Irfan’s belief is based on coincidence, not proof.
- C The rain is scared of red caps.
- D Irfan should wear the cap every day.
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